After the age of about forty you will experience a problem viewing
small print and tasks involving close detail work. This eye condition is called presbyopia and magnification is the answer.
What Is A Stand Magnifier?
A stand magnifier consists of a magnifying lens mounted to a base or clamp
advantage of a magnifying glass on stand is that it is hands free for reading or performing
close up work.
Our hands free stand magnifiers will allow reading or close work tasks for a long periods
of time .For
best magnifying glass with stand results wear your glasses.
Types Of Stand Magnifiers:
Desktop/Tabletop Stand Magnifier
Full Page Stand Magnifier
Free Standing Magnifier
What Power Stand Magnifier Should
stand magnifier with a power that will allow a comfortable work or reading distance..
The higher the power the shorter the work distance and the smaller the field
The high power magnifying glass may not be the best magnifier for you.
Does not apply to Fresnel Lens magnifiers which have a focal range of 4 inches.
Information On Fresnel Full Page Stand Magnifiers.
A full page stand magnifier consists of a large Fresnel lens that allows for reading of a whole page.
The advantage of a hands free
page stand magnifier is that it can be used as a whole page magnifier.
What is a Fresnel magnifier?
A Fresnel magnifier consists of a flat plastic lens with
concentric grooves that permits magnified viewing.
The focal length is about 4 inches from the object to be viewed.
Do I need a
stand magnifier with light?
A lighted stand magnifier will provide better magnification results as they provide
a sharper and clearer image.
Our stand magnifiers with
light are led or fluorescent lighted and provide a soft white light to ease eye fatigue .
The high power magnifier may not be the best magnifier for you. Our large magnifier selection can help
those with presbyopia and macular degeneration
Field Of View: The size of the area being magnified when viewing through a magnifying lens. The higher the power of the magnifier
the smaller the field of view.
Diopter: Diopter is a measurement that is used to calculate the power of a magnifying lens. The higher diopter will
provide higher magnification. Diopter is expressed as "D"
Power: Power is how large an object or print increases as you look through a lens. Magnifying power is expressed as "X"
from the center of the lens to to the object and be in focus
The distance from the magnifying lens to the object being viewed.
Fresnel Magnifier: A flat magnifier consisting of concentric circles that can be a full page reading magnifier.
Visual impairment (or vision impairment) is a decreased ability to see to a degree that causes
problems not fixable by usual means, such as glasses or medication. Our low vision magnifiers can be of help.
Rules Of Magnification.
- The higher the power
of the lens, the closer you must get to the object being viewed and the smaller the field of view.
- As the power of a lens
increases the diameter of the lens decreases.
- Diopter is a term used to determine the power(magnification}of a lens. The terms are